diff --git a/.github/workflows/ci-run-tests.yml b/.github/workflows/ci-run-tests.yml
index e8e9fe324b..a2f2e3d952 100644
--- a/.github/workflows/ci-run-tests.yml
+++ b/.github/workflows/ci-run-tests.yml
@@ -45,7 +45,7 @@ jobs:
           exit 1
         fi
         echo "Running tests..."
-        ./ietf/manage.py test --settings=settings_postgrestest
+        ./ietf/manage.py test --validate-html-harder --settings=settings_postgrestest
         coverage xml
 
     - name: Upload Coverage Results to Codecov